We have an announcement of Regular Server Maintenance schedule.
Please refer to below information.

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■ Date : 22nd Oct 2019 (Tue)

■ Time : 14:00 ~ 18:00 (GMT +9) (4H)
05:00 ~ 09:00 (GMT)
00:00 ~ 04:00 (EST)
21:00 ~ 01:00 (PST)

■ Description : Regular server maintenance, update, bug fix and etc.

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※ Tamers are unable to connect to game server during the server maintenance.
※ Under certain circumstances, servers may open earlier or later than scheduled.

Thank you.